chiark / gitweb /
[PATCH] switch major/minor to dev_t
[elogind.git] / udev_db.c
index 36da264..b9c5044 100644 (file)
--- a/udev_db.c
+++ b/udev_db.c
@@ -79,6 +79,7 @@ int udev_db_add_device(struct udevice *udev)
        fprintf(f, "P:%s\n", udev->devpath);
        fprintf(f, "N:%s\n", udev->name);
        fprintf(f, "S:%s\n", udev->symlink);
+       fprintf(f, "M:%u:%u\n", major(udev->devt), minor(udev->devt));
        fprintf(f, "A:%u\n", udev->partitions);
        fprintf(f, "R:%u\n", udev->ignore_remove);
 
@@ -90,6 +91,8 @@ int udev_db_add_device(struct udevice *udev)
 static int parse_db_file(struct udevice *udev, const char *filename)
 {
        char line[NAME_SIZE];
+       char temp[NAME_SIZE];
+       unsigned int major, minor;
        char *bufline;
        char *buf;
        size_t bufsize;
@@ -120,6 +123,14 @@ static int parse_db_file(struct udevice *udev, const char *filename)
                        strncpy(udev->name, &bufline[2], count-2);
                        udev->name[count-2] = '\0';
                        break;
+               case 'M':
+                       if (count > NAME_SIZE)
+                               count = NAME_SIZE-1;
+                       strncpy(temp, &bufline[2], count-2);
+                       temp[count-2] = '\0';
+                       sscanf(temp, "%u:%u", &major, &minor);
+                       udev->devt = makedev(major, minor);
+                       break;
                case 'S':
                        if (count > NAME_SIZE)
                                count = NAME_SIZE-1;
@@ -195,7 +206,7 @@ int udev_db_get_device_byname(struct udevice *udev, const char *name)
                memset(&db_udev, 0x00, sizeof(struct udevice));
                if (parse_db_file(&db_udev, filename) == 0) {
                        char *pos;
-                       int len;
+                       unsigned int len;
 
                        if (strncmp(name, db_udev.name, NAME_SIZE) == 0) {
                                goto found;